abrenunt.io

A searchable library of Catholic source documents, accessible via MCP.

This is a collection of 380 public-domain documents from 20 authors (and counting), searchable through the Model Context Protocol (MCP).

Connect your AI assistant (Claude, or any MCP-compatible client) to this server and search across papal encyclicals, Church Fathers, theological treatises, and other primary sources in their original structure.

Quick start

Add this to your MCP client configuration:

{
  "mcpServers": {
    "abrenunt": {
      "type": "sse",
      "url": "https://abrenunt.io/sse"
    }
  }
}

See connection instructions for details, or browse the document catalog.